State whether the following statement is true or false. DSI is difference between external degree of indeterminacy and internal degree of indeterminacy.

Study the following statements.i) The displacement method is more useful when degree of kinematic indeterminacy is greater than the degree of static indeterminacy.ii) The displacement method is more useful when degree of kinematic indeterminacy is less than the degree of static indeterminacy.iii) The force method is more useful when degree of static indeterminacy is greater than the degree of kinematic indeterminacy.iv) The force method is more useful when degree of static indeterminacy is less than the degree of kinematic indeterminacy.The correct answer is

A

(i) and (iii)

B

(ii) and (iii)

C

(i) and (iv)

D

(ii) and (iv)

A planar truss tower structure is shown in the figure. Consider the following statements about the external and internal determinacies of the truss. P. Externally determinate Q. External static indeterminacy = 1 R. External Static Indeterminacy = 2 S. Internally Determinate T. Internal Static Indeterminacy = 1 U. Internal Static Indeterminacy = 2 Which one of the following options is correct?

A

P-False; Q-True; R-False; S-False; T-False; U-True

B

P-False; Q-True; R-False; S-False; T-True; U-False

C

P-False; Q-False; R-True; S-False; T-False; U-True

D

P-True; Q-True; R-False; S-True; T-False; U-True

Let D be a simple graph on 10 vertices such that there is a vertex of degree 1, a vertex of degree 2, a vertex of degree 3, a vertex of degree 4, a vertex of degree 5, a vertex of degree 6, a vertex of degree 7, a vertex of degree 8 and a vertex of degree 9. What can be the degree of the last vertex?

A

4

B

0

C

2

D

5

Two processes X and Y need to access a critical section. Consider the following synchronization construct used by both the processes Process ? /* other code for process ? */ while(true) { varP = true; while(varQ == true) { /* Critical Section */ varP = false; } } /* other code for process ?? */ Process ? /* other code for process ? */ while(true) { varQ = true; while(varP == true) { /* Critical Section */ varQ = false; } } /* other code for process ? */ Here, varP and varQ are shared variables and both are initialized to false. Which one of the following statements is true?

A

The proposed solution prevents deadlock but fails to guarantee mutual exclusion

B

The proposed solution guarantees mutual exclusion but fails to prevent deadlock

C

The proposed solution guarantees mutual exclusion and prevents deadlock

D

The proposed solution fails to prevent deadlock and fails to guarantee mutual exclusion

Tree method is used to find DSI. State whether the above statement is true or false.

A

true

B

false

Determine the corrections or otherwise of the following Assertion and Reason : Assertion : Supersonic flight is very difficult with pylon mounted external weapon carriage. Reason: External weapon carriage will experience minimum drag at supersonic speeds. and are true and is the correct reason for b) Both and are true but is not the correct reason for c) is true but is false d) is false but is true

A

and Reason : Assertion : Supersonic flight is very difficult with pylon mounted external weapon carriage. Reason: External weapon carriage will experience minimum drag at supersonic speeds. ] Both and are true and is the correct reason for

B

A

C

A

D

A

Degree of kinetic indeterminacy is used in this method. State whether the above statement is true or false.

A

true

B

false

The degree of static indeterminacy NS and the degree of kinematic indeterminacy, NK for the plane frame as shown neglecting axial deformation are given by

A

N_S = 6, N_K= 11

B

NS = 4, NK = 6

C

NS = 6, NK = 6

D

NS = 4, NK = 4

Which method is suitable for analyzing a beam when the degree of kinematic indeterminacy is less than a degree of static indeterminacy?

A

Strain energy method

B

Virtual work method

C

Slope deflection method

D

Castigliano’s theorem (method of least work)

Consider the following statements.
1. All valid arguments contain only true premises and a true conclusion.
2. Some valid arguments contain only false propositions - false premises and a true conclusion.
3. All valid arguments contain only false propositions all premises are false, conclusion is false as well.
Which of the above statements is correct?

A

Only 1

B

Only 1

C

Only 3

D

None of these

State whether the following statement is true or false. DSI is difference between external degree of indeterminacy and internal degree of indeterminacy.

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